From: Borislav Petkov <bp@alien8.de>
To: "Naveen N. Rao" <naveen.n.rao@linux.vnet.ibm.com>
Cc: tony.luck@intel.com, gong.chen@linux.intel.com,
ananth@in.ibm.com, masbock@linux.vnet.ibm.com, x86@kernel.org,
linux-kernel@vger.kernel.org, bp@amd64.org, lcm@us.ibm.com,
andi@firstfloor.org, hpa@zytor.com, tglx@linutronix.de,
mingo@redhat.com, gregkh@suse.de, linux-edac@vger.kernel.org
Subject: Re: [PATCH v3] x86/mce: Honour bios-set CMCI threshold
Date: Wed, 17 Oct 2012 18:40:06 +0200 [thread overview]
Message-ID: <20121017164006.GA14596@x1.osrc.amd.com> (raw)
In-Reply-To: <507ED31B.7010402@linux.vnet.ibm.com>
On Wed, Oct 17, 2012 at 09:17:39PM +0530, Naveen N. Rao wrote:
> Userspace tools need this sysfs attribute so they know how to react on
> receipt of a corrected error event: whether this is the first event or
> if such events have already been threshold-ed.
What's wrong with userspace tools parsing /proc/cmdline and seeing that
mce_bios_cmci_threshold has been set since this is the only way to set
it anyway?
I still don't see any reason for that read-only sysfs attribute.
Thanks.
--
Regards/Gruss,
Boris.
next prev parent reply other threads:[~2012-10-17 16:40 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-11 5:31 [PATCH v2] x86/mce: Honour bios-set CMCI threshold Naveen N. Rao
2012-09-11 16:04 ` Tony Luck
2012-09-12 12:25 ` [PATCH v3] " Naveen N. Rao
2012-09-21 11:39 ` Naveen N. Rao
2012-10-17 10:59 ` Borislav Petkov
2012-10-17 11:27 ` Naveen N. Rao
2012-10-17 13:09 ` Borislav Petkov
2012-10-17 15:47 ` Naveen N. Rao
2012-10-17 16:40 ` Borislav Petkov [this message]
2012-10-17 17:28 ` Luck, Tony
2012-10-17 18:09 ` Borislav Petkov
2012-10-18 5:43 ` Naveen N. Rao
2012-10-18 13:24 ` Borislav Petkov
2012-10-18 16:46 ` Luck, Tony
2012-10-19 15:52 ` [tip:x86/urgent] x86, MCE: Remove bios_cmci_threshold sysfs attribute tip-bot for Borislav Petkov
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